Evidence row 3404398

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Call any tool by name with an arguments object, including imported API operations (api__operation). Costs what the tool costs. (cost: 1 credit)",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "args": {
            "description": "object",
            "type": "string"
          },
          "auth": {
            "description": "string: optional, your own key or token for the service being called (imported APIs that need one); used for this request only, never stored",
            "type": "string"
          },
          "name": {
            "description": "string, required",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "call_tool"
    },
    {
      "description": "List imported APIs with operation counts. Free. (cost: 0 credit)",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "list_apis"
    },
    {
      "description": "Describe what you need in plain words and get the best matching tools (native and imported APIs) with their parameters and how to call them. Free. (cost: 0 credit)",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "limit": {
            "description": "number 1-15",
            "type": [
              "number",
              "string"
            ]
          },
          "need": {
            "description": "string, required",
            "type": "string"
          },
          "sector": {
            "description": "optional: government, finance-banking, retail-ecommerce, education-reference, science-space, health, transport-travel, geo-weather, media-entertainment, developer-tools, other",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "tool_search"
    }
  ]
}

What the leaf hashes

{"body":"9a80d2f4ce3a07dca7270a0f8d920d7bb4cc52b4824f75a6361a2197fa5d890e","id":3404398,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793883621589596,"prev":null,"subject":"a2fc65a4-3de4-4094-95cd-0931c033740d","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x49c7a9f35e5f95a1335aace815db3b0833eaf28b0472e9ab552fcff78a0aea1d
2. 0xc7292d4377cdafbf665bae4d0a4dd2530e86203668423217b7a29ecc2cb45d7f
3. 0x7ee1148ac879ddc877e504e6138ee684312489ef8efe0b5197039dc2932120c4
4. 0x517e38690aecc97287aec3671d82b605a212e633ac1de15151e830e0ce70cb5f
5. 0x85fd8cf7b37abb2fc3f6be1556d6cdae3b03a23a2ba345b2380c141123ede19d
6. 0xeeee90c31343c352ee98911542b5ef49ce225e2ccaea7d755d270a530e187bd3
7. 0x330a85071553bd5466d7eedc931cf0820e39e4dccd5e55c303815fa2a1b96c3a
8. 0x71b51a9190c7c39db513ea722a217e6ad4181485a9ef5ef07c916ddef4c0dc13
9. 0xb3e3c784f1df01639060f6decb5df1ed8b81332f0d6e577cb2b73ea3d0ed9ae6
10. 0xf89f6b08062930470fe6082eedb6b01ae5eeaef15572a9a61a6a68f27a4bf234
11. 0x66157c7f62367e6bfaea35810c450fd845347041aff2055cd63df5110a9b0284
12. 0x804d4e2acaf82fe4cca4a826d43e72263a44306399b543267060ed8d63bea2cf
13. 0x96217e91712a84971acd039c9a0646ccf17b8623271418217b87a9da85d11d7b
14. 0xf1ebc8b794cdbee72cfc7d6298b0f35487ba5d0e9f7a1e6e7c1c1bf23640861f
15. 0xfe0af662712e90709c400186f11133a81c01d01cf7559e4f0670cdd139493a35
16. 0x4014adbe7dbae4fe239da4c4dde0e45d23e85623794ecea527ea1299bc689d6b
17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94